net: hns3: refactor out hclge_rm_vport_all_mac_table()

hclge_rm_vport_all_mac_table() is bloated, so split it into
separate functions for readability and maintainability.

Signed-off-by: Hao Chen <chenhao288@hisilicon.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 47a7115fdb5d1bf59715a93221c785026fb9cb5d..34b744df67096ba826b68b688da81ca8856f8407 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -8353,36 +8353,18 @@ static void hclge_sync_mac_table(struct hclge_dev *hdev)
        }
 }
 
-void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
-                                 enum HCLGE_MAC_ADDR_TYPE mac_type)
+static void hclge_build_del_list(struct list_head *list,
+                                bool is_del_list,
+                                struct list_head *tmp_del_list)
 {
-       int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
        struct hclge_mac_node *mac_cfg, *tmp;
-       struct hclge_dev *hdev = vport->back;
-       struct list_head tmp_del_list, *list;
-       int ret;
-
-       if (mac_type == HCLGE_MAC_ADDR_UC) {
-               list = &vport->uc_mac_list;
-               unsync = hclge_rm_uc_addr_common;
-       } else {
-               list = &vport->mc_mac_list;
-               unsync = hclge_rm_mc_addr_common;
-       }
-
-       INIT_LIST_HEAD(&tmp_del_list);
-
-       if (!is_del_list)
-               set_bit(vport->vport_id, hdev->vport_config_block);
-
-       spin_lock_bh(&vport->mac_list_lock);
 
        list_for_each_entry_safe(mac_cfg, tmp, list, node) {
                switch (mac_cfg->state) {
                case HCLGE_MAC_TO_DEL:
                case HCLGE_MAC_ACTIVE:
                        list_del(&mac_cfg->node);
-                       list_add_tail(&mac_cfg->node, &tmp_del_list);
+                       list_add_tail(&mac_cfg->node, tmp_del_list);
                        break;
                case HCLGE_MAC_TO_ADD:
                        if (is_del_list) {
@@ -8392,10 +8374,18 @@ void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
                        break;
                }
        }
+}
 
-       spin_unlock_bh(&vport->mac_list_lock);
+static void hclge_unsync_del_list(struct hclge_vport *vport,
+                                 int (*unsync)(struct hclge_vport *vport,
+                                               const unsigned char *addr),
+                                 bool is_del_list,
+                                 struct list_head *tmp_del_list)
+{
+       struct hclge_mac_node *mac_cfg, *tmp;
+       int ret;
 
-       list_for_each_entry_safe(mac_cfg, tmp, &tmp_del_list, node) {
+       list_for_each_entry_safe(mac_cfg, tmp, tmp_del_list, node) {
                ret = unsync(vport, mac_cfg->mac_addr);
                if (!ret || ret == -ENOENT) {
                        /* clear all mac addr from hardware, but remain these
@@ -8413,6 +8403,35 @@ void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
                        mac_cfg->state = HCLGE_MAC_TO_DEL;
                }
        }
+}
+
+void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
+                                 enum HCLGE_MAC_ADDR_TYPE mac_type)
+{
+       int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
+       struct hclge_dev *hdev = vport->back;
+       struct list_head tmp_del_list, *list;
+
+       if (mac_type == HCLGE_MAC_ADDR_UC) {
+               list = &vport->uc_mac_list;
+               unsync = hclge_rm_uc_addr_common;
+       } else {
+               list = &vport->mc_mac_list;
+               unsync = hclge_rm_mc_addr_common;
+       }
+
+       INIT_LIST_HEAD(&tmp_del_list);
+
+       if (!is_del_list)
+               set_bit(vport->vport_id, hdev->vport_config_block);
+
+       spin_lock_bh(&vport->mac_list_lock);
+
+       hclge_build_del_list(list, is_del_list, &tmp_del_list);
+
+       spin_unlock_bh(&vport->mac_list_lock);
+
+       hclge_unsync_del_list(vport, unsync, is_del_list, &tmp_del_list);
 
        spin_lock_bh(&vport->mac_list_lock);